Masimo Corp
MASIDelisted Jun 10, 2026- Industry
- Electromedical & Electrotherapeutic Apparatus
- SEC CIK
- 0000937556
Masimo Corp was delisted on Jun 10, 2026; its insiders filed their last Form 4 on Jun 12, 2026; 451 institutions reported holding it in 13F filings for Q1 2026, worth $9.69B in total; Soros Fund Management was the only superinvestor holding it.
Politicians who traded MASI
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 6
- Filings
- 5
- Politicians
- 2
- Buys / sells
- 3 / 3
- Estimated volume
- $331.0K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Kevin Hern House · OK | 4 | 2 / 2 | $315.0K | Sep 26, 2025 | Oct 16, 2025 |
 Tommy Tuberville Senate · AL | 2 | 1 / 1 | $16.0K | Oct 5, 2022 | Nov 10, 2022 |
Trades
Reported trades in Masimo Corp, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Kevin Hern House · OK | MASIMasimo Corporation - Common Stock | Sell | Joint | Sep 26, 2025 | Oct 16, 2025 | 20 days | $15K-$50K | Filing |
Kevin Hern House · OK | MASIMasimo Corporation | Sell | Joint | Dec 19, 2022 | Jan 13, 2023 | 25 days | $50K-$100K | Filing |
Tommy Tuberville Senate · AL | MASIMasimo Corporation - Common Stock | Sell (full) | Joint | Oct 5, 2022 | Nov 10, 2022 | 36 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | MASIMasimo Corporation - Common Stock | Buy | Joint | Mar 30, 2022 | Apr 8, 2022 | 9 days | $1K-$15K | Filing |
Kevin Hern House · OK | MASIMasimo Corporation | Buy | Joint | Jun 25, 2021 | Jul 14, 2021 | 19 days | $100K-$250K | Filing |
Kevin Hern House · OK | MASIMasimo Corporation | Buy | Joint | Jun 25, 2021 | Jul 14, 2021 | 19 days | $15K-$50K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.